Commit e39daf2c authored by Alex Deucher's avatar Alex Deucher

drm/amdgpu/atom: Send out the full AUX address

AUX addresses are 20 bits long. Send out the entire address instead of
just the low 16 bits.

Port of:
drm/radeon/atom: Send out the full AUX address
to amdgpu
Reviewed-by: default avatarJammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
parent 7040c399
...@@ -139,7 +139,8 @@ amdgpu_atombios_dp_aux_transfer(struct drm_dp_aux *aux, struct drm_dp_aux_msg *m ...@@ -139,7 +139,8 @@ amdgpu_atombios_dp_aux_transfer(struct drm_dp_aux *aux, struct drm_dp_aux_msg *m
tx_buf[0] = msg->address & 0xff; tx_buf[0] = msg->address & 0xff;
tx_buf[1] = msg->address >> 8; tx_buf[1] = msg->address >> 8;
tx_buf[2] = msg->request << 4; tx_buf[2] = (msg->request << 4) |
((msg->address >> 16) & 0xf);
tx_buf[3] = msg->size ? (msg->size - 1) : 0; tx_buf[3] = msg->size ? (msg->size - 1) : 0;
switch (msg->request & ~DP_AUX_I2C_MOT) { switch (msg->request & ~DP_AUX_I2C_MOT) {
......
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